Finding the Fourth Proportional to 1,105,552.76, 1,526,494.23 and 1,087,896.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,552.76 : 1,526,494.23 = 1,087,896.78 : x
2. Step 2: Convert to fraction form
   1,105,552.76/1,526,494.23 = 1,087,896.78/x
3. Step 3: Cross multiply
   1,105,552.76x = 1,526,494.23 × 1,087,896.78
4. Step 4: Simplify right side
   1,105,552.76x = 1,660,668,157,505.58
5. Step 5: Solve for x
   x = 1,660,668,157,505.58/1,105,552.76
6. Step 6: Final answer
   x = 1,502,115.71